Freelancer profile translated to English.
Back to original languageAbout Nejmeddine
Linux and network systems engineer for over 14 years with 3 years of experience in DevOps.
I have mainly worked on infrastructures for large groups (Orange, SNCF, PSA, SAGEMCOM...)
My area of expertise includes all systems (Linux/Unix, Windows) and LAN/WAN network projects with manufacturers such as (Cisco, Juniper, Hp…), including virtualization and server administration (VMware, KVM, Hyper-v, Proxmox…) and auditing compliance with ISO27001 standards and best practices.
I also work on automated deployments with (ansible, shell, docker, git, …).
🎯 To conclude, my goal is to be truly involved in Systems, Network, Virtualization, Security, and Cloud technologies).
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 10km), Versailles (up to 15km)
Experience
- Balmain
On Malt
Systems and Infrastructure ExpertJanuary 2025 - April 2026 (1 year and 3 months)Paris, France- Ensure the proper functioning of the group's network and server infrastructure- Propose new technical standards in accordance with best practices and ensure their application within the server environment.- Propose and deploy technical solutions within the framework of various projects (technical and application projects)- Support teams in obsolescence management issues- Be the technical referent for backup/storage/virtualization/Server solutions- Provide Level 3 Support- Manage a virtualized infrastructure under (Vmware VSAN & NSX) and migrate to Proxmox- Manage the Backup solution (Veeam)- Manage physical servers- Work in project mode with cross-functional teams - Orange businessLinux Technical ReferentTELECOMMUNICATIONSSeptember 2023 - November 2024 (1 year and 2 months)Massy, FranceWithin the Orange group, Orange Business subsidiary
- Design, deployment, and acceptance of database hosting infrastructures in cluster format for the 3 types of environments (Testing, Pre-production, and production)
- Implementation of service supervision and monitoring (Zabbix, ELK, Grafana)
- Construction of various database instances and import of datasets
- Support for production teams through workshops for database operation/administration takeover
- Compliance with security directives on infrastructures
- Production of documentation deliverables for installation, operation, usage, acceptance, and reference documents (addressing, flows, diagrams, mapping)
Technical environment: Vmware (vSAN and vSphere), NSX-T, Redhat, Windows, Ansible - ORANGEVirtualization & Security EngineerTELECOMMUNICATIONSMay 2023 - August 2023 (4 months)Châtillon, FranceWithin the Orange Prestations TV group, OCS / OPTV subsidiary, in the Infra team
- Configuration of new HPE Proliant Gen10 Plus servers.
- Software installation (vSAN and vSphere).
- Data migration by SRM replication
- Study of the existing network architecture.
- Definition of zoning across the entire infrastructure.
- Mapping between the application/tools inventory and zoning based on sensitivity level and usage.
- Define a flow policy and security rules per zone.
- Configuration of PaloAlto firewalls
- Drafting of technical specifications and functional specifications
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Education
- Computer EngineeringESPRIT2012Formation d'ingénieurs dont l’objectif de : . Identifier les besoins de l’entreprise en matière d’infrastructures dématérialisées. . Concevoir des architectures de systèmes d’information des entreprises. . Assurer la mise en place d’applications et de solutions de stockage de données sur des serveurs installés dans des data centers et leur intégration dans l’architecture système de l’entreprise.
Certifications
- Redhat - RHCSAlinsoft2018
- MTA IT infrastructureEsprit2015